| 单词 | around |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔Aeolic〕Any of several verse forms built around a central choriamb, used especially by Sappho, Alcaeus, and their imitators.伊奥利亚韵律：以一个扬抑抑扬格为中心而写成的散文体，特别被萨福，阿尔凯奥斯以及他们的模仿者所使用美国传统〔BELIEVE〕People used to believe that the sun moved around the earth. 人们以前相信太阳绕着地球转。朗文写作活用〔FOLLOW〕My little brother's been following me around all day. 我的弟弟整天到处跟着我。朗文写作活用〔GIVE〕They passed around a list, and we each had to sign our name. 他们传过来一张名单，我们每个人都必须在上面签名。朗文写作活用〔INTELLIGENT〕Both the twins have a high IQ of around 150. 这对双胞胎都有150左右的高智商。朗文写作活用〔OPPOSITE〕Turn around and face the other way. 转过来，面朝另一方。朗文写作活用〔Ptolemy〕Alexandrian astronomer, mathematician, and geographer who based his astronomy on the belief that all heavenly bodies revolve around the earth.托勒密：亚历山大天文学家，数学家和地理学家，他把他的天文学建立在所有的天体都绕地球运转这样一种信仰之上美国传统〔SMELL〕Otto looked around quickly to make sure no one was looking and then sniffed his armpits. 奥托迅速向四周看了看，肯定没有人看着他之后，就嗅了嗅胳肢窝。朗文写作活用〔TELL〕She's a strong-minded woman -- she doesn't let anyone boss her around. 她是个有主见的人一她不让任何人对她指手画脚。朗文写作活用〔TRAVEL〕The metro system in Mexico City is very good. It makes it really easy to get around. 墨西哥城的地铁系统非常好，使往来各处都很方便。朗文写作活用〔air〕The United Nations have been unable to distribute food around the country, other than by air.联合国还未能通过空运以外的途径把食品分发到全国各地。外研社新世纪〔anywhere〕Is there anywhere to eat around here? 这附近有可以吃饭的地方吗？剑桥高阶〔apolune〕The point of an orbit around the moon farthest from the moon's center.远月点：绕月轨道上离月亮中心最远的一点美国传统〔around〕Go around to the back of the house and see if anyone's in the garden.转到屋后看看花园里是否有人。麦克米伦高阶〔around〕He backed away from the edge, looking all around at the flat horizon.他从边上退了回来，环顾着周围平直的地平线。柯林斯高阶〔attracted〕Men swarmed around her, attracted by her beautiful blonde looks.男人们被她金发碧眼的美貌迷得团团转。柯林斯高阶〔banter〕He stood around bantering with his colleagues.他转来转去，与同事们打趣逗乐。剑桥高阶〔belt〕She fastened her belt tightly around her waist.她把腰带束紧。剑桥高阶〔billow〕Her pink dress billowed out around her.她粉红色的连衣裙鼓了起来。柯林斯高阶〔boa〕She wore a large pink boa around her neck.她脖子上围着一条粉色长羽毛围巾。柯林斯高阶〔build around sth〕The independence movement sought to unify the country with a national identity built around a common language.独立运动谋求以建立在共同语言基础上的民族认同感来统一国家。剑桥高阶〔build〕A crowd was building around the accident.人群在事故现场聚集起来。韦氏高阶〔buzzing〕Many more questions were buzzing around in my head.还有很多问题在我的脑海里翻腾。柯林斯高阶〔call back〕If we're not around she'll take a message and we'll call you back.如果我们不在,她会带个话儿,我们给您打过去。柯林斯高阶〔cart〕I've been carting (= carrying) these letters around with me all week, and I still haven't posted them.我整个星期都把这些信带在身边，但还没有寄出去。剑桥高阶〔cast〕Telecoms companies are casting around for ways of recouping huge losses.电信公司在拼命想办法弥补巨大的亏损。朗文当代〔centre〕The issue centres around academic freedom.争论围绕学术自由的问题展开。英汉大词典〔centre〕Their discussion centred around the abolition of slavery.他们的讨论是以废除奴隶制度为中心而进行的。21世纪英汉〔chancel〕The space around the altar of a church for the clergy and sometimes the choir, often enclosed by a lattice or railing.教堂高坛：教堂圣坛周围供牧师有时也供唱师班用的地方，通常围以格子或栅栏美国传统〔change around〕The schedule has been changed around a little.日程安排稍有变化。韦氏高阶〔chicken〕A few chickens were scratching around the yard.几只鸡在院子里到处刨。牛津搭配〔churn〕The water churned all around us.水在我们周围翻腾。韦氏高阶〔cinch〕I cinched the belt of my backpack tighter around my hips.我把背包带更紧地扎在腰臀部。英汉大词典〔circle about〕The birds are circling around in the air.鸟儿正在空中盘旋。21世纪英汉〔clearing〕The children followed us, leaving a clearing around us.孩子们跟着我们,在我们周围保持着一段距离。英汉大词典〔close〕My arms closed around the little child.我的胳膊被小孩抓住了美国传统〔clump〕She clumped around the room/up the stairs in her boots.她穿着靴子，在房间里咚咚地走来走去／咚咚地爬上楼梯。剑桥高阶〔clustered〕We pass villages clustered around wet rice fields.我们经过坐落在水稻田边的村庄群。柯林斯高阶〔coil〕The snake coiled around its prey.蛇将猎物缠绕起来。韦氏高阶〔coil〕The snake coiled itself around a branch.蛇盘绕在一根树枝上。牛津搭配〔coil〕The snake coiled itself tightly around the deer.蛇紧紧地把鹿缠绕住。剑桥高阶〔collaborate〕Researchers around the world are collaborating to develop a new vaccine.世界各地的研究人员正在合作培育一种新的疫苗。牛津高阶〔come around〕I always feel a little sad when the end of the school year comes around.学年结束时，我总感觉有些失落。韦氏高阶〔connect〕A good student must connect what he reads with what he sees around him.好学生必须会把他在书本里读到的东西与他在周围所看到的事物联系起来。21世纪英汉〔cordon〕A line of people, military posts, or ships stationed around an area to enclose or guard it.封锁线：驻扎于一个地区周围包围或保卫它的一列人、军事岗位或船只美国传统〔county〕London and the home counties (= the counties around London) 伦敦及周围各郡牛津搭配〔crazy〕He strides around the room beaming like a crazy man.他在房间里大步走来走去, 像个疯子一样眉开眼笑。外研社新世纪〔crowd around (sb/sth)〕As soon as he appeared, reporters crowded round.他一出现就被记者们团团围住。剑桥高阶〔crowd〕The rally drew a crowd of around 50,000.集会吸引了大约50,000人。外研社新世纪〔culling〕Laura was passing around photographs she'd culled from the albums at home.劳拉正在分发她从家里相册中挑选出的相片。柯林斯高阶〔cull〕Laura was passing around photographs she'd culled from the albums at home.劳拉正在给人传看她从家里的相册中挑选出来的照片。外研社新世纪〔cystitis〕I've suffered from cystitis for around ten years.我患膀胱炎已有十年左右了。外研社新世纪〔develop〕The island has developed its economy around tourism.小岛开发了旅游经济。韦氏高阶〔dotted〕Many pieces of sculpture are dotted around the house.多件雕塑作品散落在房子各处。柯林斯高阶〔dust〕Dust swirled around them like a misty cloud.灰尘就像一团雾霭般盘旋在他们周围。牛津搭配〔duty〕There were 2,250 policemen on duty in and around the stadium.在体育场内及周边有 2,250 名警察在值勤。柯林斯高阶〔eddied〕The wind eddied around the tower.风在塔周围回旋。21世纪英汉〔energize〕He helped energize and mobilize millions of people around the nation.他帮助激励和动员了全国数百万人。柯林斯高阶〔energy〕The kids were running around, working off their surplus energy.孩子们到处乱跑，消耗着过剩的精力。牛津搭配〔estimation〕Estimations of total world sales are around the 50 million mark.全球的总销售额估计为 5000 万马克左右。朗文当代〔extend〕Our personal space extends about 12 to 18 inches around us.我们的个人空间是周围12到18英寸的范围。外研社新世纪〔fart around〕Stop farting around and help me clean up.别闲荡了，来帮我收拾吧。剑桥高阶〔float〕Rachel floated around the bedroom in a lace nightgown.蕾切尔穿着蕾丝睡袍，在卧室里轻盈地走来走去。朗文当代〔forget〕I'm the boss around here, and don't you forget it! 这里我说了算，你别忘了！朗文当代〔gallivant〕She should be home with children, not gallivanting around.她应该在家里带孩子，而不是到处去玩。朗文当代〔gallop〕They are galloping around the garden playing football.他们在园子里飞跑着踢足球。柯林斯高阶〔get around〕People will be shocked when the news about her arrest gets around.她被捕的消息传出来，人们会感到震惊的。韦氏高阶〔get around〕Spain last week and Germany this week - he gets around, doesn't he! 上星期去西班牙，这星期去德国——他可真叫周游列国啊，是不是！剑桥高阶〔get〕Word got around that the department might be closed.有消息说这个部门可能要关闭。朗文当代〔go around〕We went around the museum.我们去博物馆走了走。外研社新世纪〔grant〕I just took it for granted that he'd always be around.我还想当然地以为他总能随叫随到呢。牛津高阶〔halation〕An area of glow around a bright object on a television screen.晕影：电视屏幕上明亮物体周围出现的光晕美国传统〔hang on〕He hangs on tightly, his arms around my neck.他双手紧紧抱住我的脖子。外研社新世纪〔hedge about〕Many reduced fares are hedged around with restrictions.很多优惠费率都带有限制条件。柯林斯高阶〔hedge〕Their offer was hedged around with all sorts of conditions.他们的建议附带了各种各样的限制条件。牛津高阶〔hover〕Unemployment still hovers around 11 percent.失业率仍在11%上下波动。英汉大词典〔impractical〕Sandra was hopelessly impractical around the house.桑德拉在家务事方面一点都不拿手。朗文当代〔improvise〕I just started playing, and the other guys started improvising around me.我刚开始演奏，其他人就在我周围即兴表演。朗文当代〔junk〕He sits around eating junk food all day.他整天闲坐着，吃些垃圾食品。牛津搭配〔karma〕There's bad karma around the house today.今天房子四周都笼罩着不好的气氛美国传统〔knock around〕They knocked around several possible names for the new car.他们给这辆新车想出了几个可供选择的名字。韦氏高阶〔lake〕We walked around the lake.我们绕湖散步。牛津搭配〔lasso〕She had thrown a lasso around him.她抛出套索套住了他。外研社新世纪〔latch〕He latched the door, tested it, and turned around to speak to Frank.他把门闩上, 又拉了拉以确定是否关好了, 然后转过身跟弗兰克说话。外研社新世纪〔lie around〕I know that pen is lying around here somewhere.我知道那支钢笔就在这里的某个地方。韦氏高阶〔lie〕If you leave your shoes lying around like that, you'll trip over them.如果你把鞋子这样到处乱放，你会被它们绊倒的。朗文当代〔lift〕She put her arms around him and lifted him up.她抱住他，把他举了起来。柯林斯高阶〔limiting〕The view was that the economy would grow by 2.25 per cent. This would limit unemployment to around 2.5 million.这一观点认为经济将会增长2.25%，这将把失业人数限定在250万左右。柯林斯高阶〔load down〕She loaded me down with around a dozen cassettes.她塞给我十几盒磁带。柯林斯高阶〔loosening〕He reached up to loosen the scarf around his neck.他伸手松了松脖子上的围巾。柯林斯高阶〔lurk〕Danger lurks around every corner.每个角落里都潜伏着危险。剑桥高阶〔madly〕I was rushing around madly tidying up the flat before they arrived.我在他们到达之前忙不迭地把公寓打扫了一番。剑桥高阶〔massed〕I look around me at the massed ranks of reporters.我看看周围成群的记者。朗文当代〔mess around〕I'm not really a painter; I just like to mess around with paints.我并不是个正经画家，我只是喜欢摆弄颜料而已。韦氏高阶〔mess around〕Stop messing around and listen to me! 别胡闹了，听我说！剑桥高阶〔metal detector〕He walks around fields and beaches with his metal detector, hoping to find buried treasure.他带着金属探测器在田间和海滩上四处走动，希望发现埋藏的宝藏。剑桥高阶〔middle〕He was holding a towel around his middle.他拿着一块毛巾围在腰间。朗文当代〔momentum〕The spacecraft will fly around the earth to gain/gather momentum for its trip to Jupiter.航天器将绕着地球飞行以获取飞向木星所需的动力。剑桥高阶〔monkey around〕Stop monkeying around and get on with your work.别再胡闹了, 继续你的工作吧。外研社新世纪〔muck〕Some of the boys were mucking around on bikes.有些男孩骑着自行车到处游荡。朗文当代〔must〕Must you rush around without looking where you're going? 你非得毫无目标地四处乱跑吗？麦克米伦高阶〔neck〕It's a legacy which will hang around the country's neck for some time to come.这个遗留问题在未来一段时间内仍将困扰这个国家。外研社新世纪〔netting〕Safety netting was put up around the playing field.在游乐区周围挂上了安全网。剑桥高阶〔operation〕Thorn's electronics operation employs around 5,000 people.索恩的电子公司雇用了约5,000名员工。柯林斯高阶〔order around〕When we're out, he gets really bossy and starts ordering me around.我们出门在外时, 他变得很爱发号施令, 开始不停地支使我干这干那。外研社新世纪〔over〕Children were rushing around madly all over the place.孩子们发疯似地到处乱跑。麦克米伦高阶〔pack〕The entire family packs around a small table for dinner.全家人围坐在小桌边吃晚饭。韦氏高阶〔pal around〕He used to pal around with one of the president's sons.他过去经常和总裁的一个儿子打得火热。剑桥高阶〔particular〕I went along thinking of nothing in particular only looking at things around me.我一路走着，没想什么特别的事，只是四下张望着。柯林斯高阶〔pass ... around〕Why doesn't he pass around the candies to the guests?他为什么不把糖果分给客人?21世纪英汉〔pass〕The wine passed around the table.桌上酒过一巡。英汉大词典〔phalanx〕Bodyguards formed a solid phalanx around the singer so that photographers couldn't get close.保镖在歌手周围形成密集的人墙，摄影师们无法靠近。剑桥高阶〔play around with〕We are playing around with genetic structures that existed for millions of years.我们正在改变存在了数百万年的遗传结构。外研社新世纪〔plod〕Crowds of French and British families plodded around in yellow plastic macs.成群结队的法国和英国家庭穿着黄色塑料雨衣步履沉重地走来走去。柯林斯高阶〔portage〕We portaged our gear around the rapids.我们把装备转到陆上搬运以绕过湍滩。英汉大词典〔random〕A random sample/sampling/selection of doctors from around the country were selected for the study.为进行这项研究，从全国各地随机抽样选出了一些医生。韦氏高阶〔retrace〕After a few minutes, he turned around and began to retrace his steps.过了几分钟，他转身顺着原路返回。朗文当代〔revolve around〕The discussion revolved around three topics.讨论围绕三个话题展开。外研社新世纪〔revolve〕He had an idea revolving in his mind around the new enterprise.他在心中反复思考一个有关那项新企业的设想。英汉大词典〔ritually〕The whole Italian culture revolves around the ritual of eating.整个意大利的文化都以饮食习惯为中心。柯林斯高阶〔road trip〕This summer we're going on a road trip around Canada.今年夏天我们会在加拿大作汽车旅行。剑桥高阶〔roam〕I like to roam around the fields.我喜欢在田野中漫步。21世纪英汉〔roll〕To turn around or revolve on or as if on an axis.转圈：绕或好象绕轴转圈或旋转美国传统〔room〕She prowled around the room like a caged tiger.她像笼子里的老虎一样在屋里来回踱步。牛津搭配〔root〕Who's been rooting around in my desk? 谁乱翻我的书桌了？牛津高阶〔run〕Walls run for about two miles around the old city.城墙围绕着旧城,长约2英里。英汉大词典〔run〕You don't put on weight when you spend all day running around after small children.你整天不歇脚地跟在小孩们后面转是胖不起来的。剑桥高阶〔scrabble〕She scrabbled around in her handbag for a pen.她在手提包里翻找钢笔。韦氏高阶〔scrounge〕We scrounged around for firewood.我们到处捡柴火。韦氏高阶〔sense〕He sensed someone moving around behind him.他感觉有人在他后面走动。牛津高阶〔settle〕She kept fussing around, refusing to let him settle.她不停地在边上瞎捣腾，就是不让他清静。牛津搭配〔shape〕Ghostly shapes moved around in the dark.有几个鬼一样的影子在黑暗中游荡。牛津高阶〔shop around〕Shop around for the best deal.四下比较, 寻找最划算的交易。外研社新世纪〔short〕Life's too short to sit around moping.人生苦短，不能整天坐在那儿自寻烦闷。牛津高阶〔show〕We were shown around the school by one of the students.我们由一名学生领着参观了学校。牛津高阶〔sink〕Pay increases have sunk to around seven per cent.工资增长率已降至 7％左右。柯林斯高阶〔sit〕He just sits around watching TV.他只会闲坐着看电视。牛津高阶〔skulk〕Why is he skulking around in the bushes? 他为什么在灌木丛里鬼鬼祟祟地走动？麦克米伦高阶〔slog〕I've been slogging around the streets of London all day.整整一天，我一直在伦敦街头走来走去。牛津高阶〔sometime〕The book was written sometime around the turn of the century.这本书写于本世纪之交的某个时刻。韦氏高阶〔sorry〕What he must not do is to sit around at home feeling sorry for himself.他万万不可宅在家里自艾自怜。柯林斯高阶〔spray skirt〕A piece of waterproof fabric that fits around a kayaker and extends over the opening of a kayak to keep out water.防水围裙：爱斯基摩人用的皮船四周围着的防水布料，盖过皮船的开口，以防进水美国传统〔spur〕The agreement is essential to spurring economic growth around the world.这项协议对于促进世界经济的增长是至关重要的。牛津高阶〔square〕There was a calendar on the wall, with large squares around the dates.墙上有一幅日历，每个日期都用大方框框着。柯林斯高阶〔stage〕Fans hung around the stage door hoping to meet the band.粉丝们逗留在剧场后门希望能见乐队一面。牛津搭配〔start〕He started out on a voyage around the world.他开始周游世界。英汉大词典〔string〕She strung the key around her neck.她把钥匙挂在脖子上。韦氏高阶〔sweep〕His eyes swept around the room.他把房间扫视了一遍。牛津高阶〔swing by/past (sth)〕I told Paul we’d swing by his place around 7.30.我告诉保罗我们会在7点半左右很快地顺便拜访一下他家。剑桥高阶〔swing〕She swung around to him, spilling her tea without noticing it.她一下子转身面向他，茶水溅了出来都没注意到。柯林斯高阶〔swirl〕The black water swirled around his legs, reaching almost to his knees.黑乎乎的脏水在他腿边打着漩儿, 几乎快要没到膝盖了。外研社新世纪〔tack〕Tack the cord around the cushion.用粗线沿着垫子边绷一圈。柯林斯高阶〔thicken〕The crowds around him began to thicken.他四周的人群密集起来。柯林斯高阶〔thrash〕His body began to thrash around wildly.他的身体开始剧烈地抽动起来。麦克米伦高阶〔throw〕A ring of police has been thrown around the building where the gunman is hiding.一队警察把藏着枪手的房子团团围住。英汉大词典〔trade〕We sat around the dinner table, trading stories.我们围坐在餐桌旁，你一言我一语地讲着各自的见闻。剑桥高阶〔twist〕A snake twisted around the branch.一条蛇缠绕在树枝上。21世纪英汉〔untidy〕Books and magazines lying around make the place very untidy.这个地方到处都是图书杂志，显得非常凌乱。牛津搭配〔wait about〕I waited around to speak to the doctor.为了跟医生说话, 我干等着。外研社新世纪〔wait〕Movie-making involves acting for 10 minutes and then waiting around for two hours.拍电影就是拍十分钟，然后要等上两个小时。朗文当代〔walk〕Families were strolling around the park.游人一家一家地在公园四处漫步。牛津高阶〔wander around〕We wandered around looking in the shop windows.我们四处闲逛, 浏览着商店橱窗。外研社新世纪〔wear out〕He wore out his shoes wandering around Mexico City.他在墨西哥城到处游荡，磨坏了鞋子。柯林斯高阶〔weight〕Bob was stronger than other boys, and he threw his weight around.鲍勃仗着自己身体强壮,老是欺侮别的男孩。英汉大词典〔well off〕We're well off for jobs around here(= there are many available).我们这里工作机会很多。牛津高阶〔whirl〕She whirled around to face him.她猛地转过身来面对着他美国传统〔wipe out〕The cyclist wiped out coming around the curve.那个骑自行车的人转弯时跌倒了。韦氏高阶〔word〕Word (或The word) got around that he had resigned.谣传他已辞职。英汉大词典〔wrap〕She wrapped a handkerchief around her bleeding palm.她用手绢将流血的手掌包扎起来。柯林斯高阶〔wrap〕The flag wrapped around the pole.旗子缠绕在旗杆上美国传统A heavy iron chain was clamped around his wrists and he was led off by one of the prison guards.他的手腕上紧紧扣着一条铁链，由一名狱警带走。剑桥国际A moth was fluttering around the candle flame.一只飞蛾绕着烛焰飞。剑桥国际Biologists have estimated that there are around one million animal and plant species living in the rainforests.生物学家估计约有一百万种动、植物生活在雨林中。剑桥国际Come on, Peter, stop dossing around and get some work done.来，彼得，不要闲呆着，来做点事情。剑桥国际Fashion editors are always casting around for words to describe colours.时装杂志的编辑总是在寻找描述颜色的字眼。剑桥国际He got around the difficulty. 他避开了这一难题。译典通He horsed around a lot when he was at secondary school.他在中学时十分捣蛋。剑桥国际He put silver foil around the fire to increase heat reflection.他把银箔围在炉子四周以增加热量的反射。剑桥国际I spent most of my youth hanging around the bars of Dublin.我年轻时大部分时间都泡在都柏林的酒吧里。剑桥国际I was meaning to see that film but I just never got around to it.我真一直想看那部电影，但始终还是没能去看。剑桥国际In America, children often pull around toy wagons.在美国，孩子们常常拉着玩具马车。剑桥国际Make sure you don't mark the paintwork while you're moving the furniture around.搬家具时别碰坏了油漆。剑桥国际Pat and I would hang around the local bars, drinking beer and shooting pool.帕特和我会游荡在当地的酒吧间里，喝啤酒和打台球。剑桥国际Place four felafels (warm or cold) on a bed of green salad , arranging them around the edge of a dish.以凉拌蔬菜做菜底，把四个炸豆丸子(冷或热)放在上面，然后把它们摆在碟子的边上。剑桥国际Recessionary pressures around the world have slowed sales growth and cut profits.世界各地经济衰退的压力使销售增长势头放慢、利润减少。牛津商务Saturn is large and has rings around it.土星很大，周围有光环。剑桥国际She was oblivious to what was going on around her. 她没有注意周围发生的事。译典通That tune has been going around and around (=I am continually hearing it) in my head.那支曲调一直在我脑海中萦绕。剑桥国际The horses swished their tails to get rid of the flies hovering around them.马沙沙地扫动尾巴想要赶走周围飞动的苍蝇。剑桥国际The oil slick seriously threatens marine life around the islands.水上浮油严重威胁着岛屿附近的海洋生物。剑桥国际The rose bushes acted as (=had the effect of) a screen around the front of the house.玫瑰丛充当了房子前方的一道屏障。剑桥国际The waves boiled around the ship. 船周围波涛汹涌起伏。译典通The world is racketing around at an ever madder pace. 人世喧嚣，节奏越来越快，简直令人发疯。译典通There's a great restaurant just around the corner (=near to here).在拐角处就有一家非常好的餐馆。剑桥国际They were terror-stricken when they heard someone moving around downstairs in their house at night.他们夜里听到有人在他们家楼下走来走去时，害怕得心惊肉跳。剑桥国际They wouldn't let their cat run around outside for fear that (=because they were worried that) it would get run over by a car.他们不肯让他们的猫在外面四处跑，生怕它被车压着。剑桥国际Things around here are much as always/usual/ever (= have not changed a lot).这里没什么变化。剑桥国际We've got permission, but it's hedged about / around / in with (=is very limited by) strict conditions.我们得到了许可，却被严格的条件所限制。剑桥国际You must take precautions when walking around, as the village has many rabid dogs. 四处走动时，你得很小心，因为村里有许多疯狗。译典通You'll pay around $50 CPM (cost per thousand impressions) for your keyword ads on most search engines.对于大多数搜索引擎的关键字广告，每千次显示费用大约要付 50 元。牛津商务 |
| 随便看 |
英语例句辞典收录了559068条英语例句在线翻译词条，基本涵盖了全部常用单词及词组的例句翻译及用法，是英语学习的有利工具。